missing_number algorithm dosen't work as intended (bit_manipulation/missing_number.py)

[jamestitus299]

Repository commit

d0c54ac

Python version (python --version)

Python 3.12.0

Dependencies version (pip freeze)

setuptools==68.2.2
wheel==0.41.2

Expected behavior

for array [1,3,4,5,6] the output should be 2

Actual behavior

the output got is 4

[Manoj-Routhu]

i have resolved the but its failing in build and the code working fine on mine system.